London: Finance Minister P Chidambaram has said that India offers "unlimited" opportunities for investment in infrastructure sector as the country needs more roads, airports and seaports.

"What I am telling the investors here and the government here is that there is a huge opportunity in India, especially in infrastructure," Chidambaram told a TV channel..

"There is no other country in the world which requires so many thousand kilometres of road, so many airports, so many seaports, so much more capacity of steel, mining, power. So I think the opportunities are unlimited," he said.

Referring to rate of price rise, he said, "inflation has come down sharply in the last two months and I think numbers for April is doing better. In fact, we are talking about core inflation having reached a zero level."

Inflation, based on the Wholesale Price Index, fell to 41-month low of 4.89 percent in April on account of decline in prices of food items, including fruits and vegetables. It stood at 5.96 percent in March. In April, 2012, it was 7.50 percent.